. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "50576530"^^ . . . . . . . . . . . . . . . . . . . . . . . . . . . "52886"^^ . . . . . . . . . . . . . . . . . "This is a timeline of influenza, briefly describing major events such as outbreaks, epidemics, pandemics, discoveries and developments of vaccines. In addition to specific year/period-related events, there is the seasonal flu that kills between 250,000 and 500,000 people every year and has claimed between 340 million and 1 billion human lives throughout history."@en . . . . . . . . . "Timeline of influenza"@en . . . . . . . "1121203315"^^ . . . . . . . . . . "This is a timeline of influenza, briefly describing major events such as outbreaks, epidemics, pandemics, discoveries and developments of vaccines. In addition to specific year/period-related events, there is the seasonal flu that kills between 250,000 and 500,000 people every year and has claimed between 340 million and 1 billion human lives throughout history."@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .